{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:IRCH3GD2SPYKPGOL7OP5YZSXA4","short_pith_number":"pith:IRCH3GD2","canonical_record":{"source":{"id":"2010.04170","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-08T18:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"7c6e53201b96dcdbcc5e0333bf2f8e2aea8a29bf2123e0d3940ef2aae3845d05","abstract_canon_sha256":"29400df00c3571a2096a79766867cda3ad077446aee51fe9abb15b27888d2758"},"schema_version":"1.0"},"canonical_sha256":"44447d987a93f0a799cbfb9fdc6657072d6a1aaef4af43db16098d656d1a6160","source":{"kind":"arxiv","id":"2010.04170","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.04170","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"arxiv_version","alias_value":"2010.04170v3","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.04170","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_12","alias_value":"IRCH3GD2SPYK","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_16","alias_value":"IRCH3GD2SPYKPGOL","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_8","alias_value":"IRCH3GD2","created_at":"2026-07-05T02:35:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:IRCH3GD2SPYKPGOL7OP5YZSXA4","target":"record","payload":{"canonical_record":{"source":{"id":"2010.04170","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-08T18:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"7c6e53201b96dcdbcc5e0333bf2f8e2aea8a29bf2123e0d3940ef2aae3845d05","abstract_canon_sha256":"29400df00c3571a2096a79766867cda3ad077446aee51fe9abb15b27888d2758"},"schema_version":"1.0"},"canonical_sha256":"44447d987a93f0a799cbfb9fdc6657072d6a1aaef4af43db16098d656d1a6160","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:35:01.656226Z","signature_b64":"7LiotyCksxqs+9FFl4YHxGBZK6v5keOcj7OjaxVG4yTRFlAZW8JbmX0IUGASwcI4XBgpZ6821Ey2gshmtw78DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44447d987a93f0a799cbfb9fdc6657072d6a1aaef4af43db16098d656d1a6160","last_reissued_at":"2026-07-05T02:35:01.655855Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:35:01.655855Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.04170","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:35:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ErgqXTmk0M0ochiLjtCdR4UP+0fcB3JRuJoYl3CBUKbUTebHGfi78gOtJWcE3DDMBUDVA97pSvYLXappqZjCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:38.504762Z"},"content_sha256":"645533dad2fd591118afbe68fd4358199f2dfdbca87db5c8a7a7a12709be5cd5","schema_version":"1.0","event_id":"sha256:645533dad2fd591118afbe68fd4358199f2dfdbca87db5c8a7a7a12709be5cd5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:IRCH3GD2SPYKPGOL7OP5YZSXA4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The effects of turbulence on galactic nuclear gas rings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Jesus M. Salas, Mark R. Morris, Smadar Naoz","submitted_at":"2020-10-08T18:00:02Z","abstract_excerpt":"The gas dynamics in the inner few kiloparsecs of barred galaxies often results in configurations that give rise to nuclear gas rings. However, the generic dynamical description of the formation of galactic nuclear rings does not take into account the effects of thermal pressure and turbulence. Here we perform 3D hydrodynamic simulations of gas in a galactic barred potential out to a radius of $2$~kpc. We include self-gravity and a large-scale turbulence-driving module. We study how the formation of gaseous nuclear rings is affected by changing the bar pattern speed and the strength of the turb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.04170","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2010.04170/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:35:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0qwuui5oV817KA85niMhuLcd900PeffYq6trKQyNHGVTB9vVZEJspG+nb0kltbFSKBSoRzqBPEy8YBb1NIAEDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:38.505287Z"},"content_sha256":"9f9b6810420fb999bf3579b7159919876079409dfa4f0f54e280606eb2837f0e","schema_version":"1.0","event_id":"sha256:9f9b6810420fb999bf3579b7159919876079409dfa4f0f54e280606eb2837f0e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/bundle.json","state_url":"https://pith.science/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-05T13:18:38Z","links":{"resolver":"https://pith.science/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4","bundle":"https://pith.science/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/bundle.json","state":"https://pith.science/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IRCH3GD2SPYKPGOL7OP5YZSXA4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:IRCH3GD2SPYKPGOL7OP5YZSXA4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"29400df00c3571a2096a79766867cda3ad077446aee51fe9abb15b27888d2758","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-08T18:00:02Z","title_canon_sha256":"7c6e53201b96dcdbcc5e0333bf2f8e2aea8a29bf2123e0d3940ef2aae3845d05"},"schema_version":"1.0","source":{"id":"2010.04170","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.04170","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"arxiv_version","alias_value":"2010.04170v3","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.04170","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_12","alias_value":"IRCH3GD2SPYK","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_16","alias_value":"IRCH3GD2SPYKPGOL","created_at":"2026-07-05T02:35:01Z"},{"alias_kind":"pith_short_8","alias_value":"IRCH3GD2","created_at":"2026-07-05T02:35:01Z"}],"graph_snapshots":[{"event_id":"sha256:9f9b6810420fb999bf3579b7159919876079409dfa4f0f54e280606eb2837f0e","target":"graph","created_at":"2026-07-05T02:35:01Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2010.04170/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The gas dynamics in the inner few kiloparsecs of barred galaxies often results in configurations that give rise to nuclear gas rings. However, the generic dynamical description of the formation of galactic nuclear rings does not take into account the effects of thermal pressure and turbulence. Here we perform 3D hydrodynamic simulations of gas in a galactic barred potential out to a radius of $2$~kpc. We include self-gravity and a large-scale turbulence-driving module. We study how the formation of gaseous nuclear rings is affected by changing the bar pattern speed and the strength of the turb","authors_text":"Jesus M. Salas, Mark R. Morris, Smadar Naoz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-08T18:00:02Z","title":"The effects of turbulence on galactic nuclear gas rings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.04170","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:645533dad2fd591118afbe68fd4358199f2dfdbca87db5c8a7a7a12709be5cd5","target":"record","created_at":"2026-07-05T02:35:01Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"29400df00c3571a2096a79766867cda3ad077446aee51fe9abb15b27888d2758","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-08T18:00:02Z","title_canon_sha256":"7c6e53201b96dcdbcc5e0333bf2f8e2aea8a29bf2123e0d3940ef2aae3845d05"},"schema_version":"1.0","source":{"id":"2010.04170","kind":"arxiv","version":3}},"canonical_sha256":"44447d987a93f0a799cbfb9fdc6657072d6a1aaef4af43db16098d656d1a6160","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44447d987a93f0a799cbfb9fdc6657072d6a1aaef4af43db16098d656d1a6160","first_computed_at":"2026-07-05T02:35:01.655855Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:35:01.655855Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7LiotyCksxqs+9FFl4YHxGBZK6v5keOcj7OjaxVG4yTRFlAZW8JbmX0IUGASwcI4XBgpZ6821Ey2gshmtw78DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:35:01.656226Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.04170","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:645533dad2fd591118afbe68fd4358199f2dfdbca87db5c8a7a7a12709be5cd5","sha256:9f9b6810420fb999bf3579b7159919876079409dfa4f0f54e280606eb2837f0e"],"state_sha256":"146e2098b22d0a7602dc7b2fca7153b2f02b0b894b13c504a924817a2f03b68c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NQINMf+3k3iqPAPlCGfz0V440q5fsONR9Zzmq41cvIHvTgQvYTTe0+u4h1fjdeIR/ZSOd/8bMnY7sZ70JZALCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T13:18:38.509260Z","bundle_sha256":"e3656fe3f9b958b586720f8827dc4e21dbe27f5d10a39690fa96a664d5ba6bb3"}}